There is also a missing parameter: ("input-format"="text-input-format"). In
HDFS, the file containing the data can have one of many formats, Text,
Sequence, RC, etc. Hence, the adapter needs to know the file input format
so it can access it.Cheers, ~Abdullah. On Tue, Nov 15, 2016 at 9:13 PM, abdullah alamoudi <[email protected]> wrote: > Where is the attachment? > > On Tue, Nov 15, 2016 at 9:11 PM, mingda li <[email protected]> wrote: > >> Hi, >> >> Has anyone loaded data from HDFS? I met a problem when loading data use >> following query: >> >> use dataverse tpcds3; >> >> load dataset inventory >> >> using hdfs(("hdfs"="hdfs://SCAI01.CS.UCLA.EDU:9000 >> <http://scai01.cs.ucla.edu:9000/>"),("path"="/cla >> sh/datasets/tpcds/10/inventory"),("format"="delimited-text") >> ,("delimiter"="|")); >> >> >> The Error in web interface is: >> >> Internal error. Please check instance logs for further details. >> [NullPointerException] >> >> >> I check the cc.log (cluster controller) and find the following problem: >> >> SEVERE: Unable to create adapter >> >> org.apache.hyracks.algebricks.common.exceptions.AlgebricksException: >> Unable to create adapter >> >> at org.apache.asterix.metadata.declared.AqlMetadataProvider.get >> ConfiguredAdapterFactory(AqlMetadataProvider.java:990) >> >> at org.apache.asterix.metadata.declared.LoadableDataSource.buil >> dDatasourceScanRuntime(LoadableDataSource.java:141) >> >> More about the log is in the attachment. >> >> >> I think there is no problem about the syntax of query. Does anyone have >> idea about this? >> >> >> Thanks, >> >> Mingda >> >> >
